Longspine thornyhead
📖 Overview
Adults occur on soft bottom of offshore waters . Juveniles occur in midwater . Oviparous . Eggs are spawned in pelagic gelatinous masses .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 15 - 16; Dorsal soft rays (total): 8 - 10; Anal spines: 3; Anal soft rays: 4 - 6. Head spines very strong - nasal, preocular, supraocular, postocular, tympanic, parietal and nuchal spines present, coronal spines absent . Spiny ridge on sub-orbital bone; gill chamber mostly dark; third dorsal spine longest; slight notch on pectoral fin . Caudal fin slightly rounded . Red rockfish with some black on fins .: fusiform / normal.
🌀 Behaviour
Behavioural data for Longspine thornyhead is currently being reviewed.
🦐 Diet
Diet information for Longspine thornyhead is currently being compiled.
🥚 Reproduction
Oviparous .
🌍 Habitat & Distribution
Marine; bathydemersal; depth range 201 - 1757 m . Deep-water; 60°N - 23°N, 179°W - 118°W
🌿 Ecology
📐 Morphometrics
🌡️ Water Parameters & Tolerance
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Longspine thornyhead is an edible species."
- Clear, bright eyes — cloudy eyes indicate age
- Firm flesh that springs back when pressed
- Fresh ocean smell, never strong or ammonia-like
- Bright red or pink gills, not grey or brown
- Shiny, moist skin with scales tightly attached
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Per 100g cooked — Source: USDA FoodData Central
| Nutrient | Amount |
|---|---|
| Protein | 16.6 g |
| Omega-3 (total) | 614 mg |
🔬 Mercury Safety
Mercury data for Longspine thornyhead has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🌐 Names & Taxonomy
| Language | Common Names |
|---|---|
| 🇬🇧English | longspine thornyhead |
| 🌍CES | okouník dlouhotrnný |
| 🇫🇷French | sébastolobe à longues épines |
| 🇯🇵Japanese | ヒレナガキチジ |
| 🇷🇺Russian | Длинноиглый шипощёк |
| 🇪🇸Spanish | chancharro espinoso |
Scientific Synonyms
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| Sebastodes altivelis | Gilbert | 1896 | Synonym |
🔍 Similar Species
🗺️ Global Occurrence Map
Occurrence records from the Global Biodiversity Information Facility (GBIF) — 47 records indexed .
👥 Community & Contribute
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